Introdaction and objectives: The aim of the survey was to obtain information on treatment of patients admitted to Moscow urology departments with acute obstructive pyelonephritis (infected hydronephrosis).

Methods: A survey was sent to 17 urologic departments within Moscow. The questionnaire contained questions on medical, technical and organizational aspects of acute obstructive pyelonephritis management.

Results: We received information on 183 patients. The mean age was 55,4 years, mean hospital stay was 7.4 days. In most cases acute obstructive pyelonephritis was caused by ureteric stones 142 (77.60%). Decompression of obstructed collecting systems has been undertaken in 170 (92.9%) patients. Indwelling ureteral stent has been placed in 112 (61.20%) patients, while other 54 (29.51%) received percutaneous nephrostomy tube. Complicated obstructive pyelonephritis was observed in 15 (8.2%) patients. Among them 7 (3.83%) were diagnosed with renal abscess and 9 (4.9%) with sepsis. 4 (2.2%) patients developed septic shock, two of them died.

Conclusions: Most of patients admitted to Moscow urology departments with acute obstructive pyelonephritis receive high quality care in conformity with international guidelines. With low complication and mortality rates.

Authors declare lack of the possible conflicts of interests.